/**
 * Copyright (c) 2009/09-2012/08, Regents of the University of Colorado
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
/**
 * Copyright 2012/09-2013/04, University of Massachusetts Amherst
 * Copyright 2013/05-Present, IPSoft Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License. 
 */
package com.googlecode.clearnlp.tools;

import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;

import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.KeyStroke;

/**
 * @since 1.3.1
 * @author Jinho D. Choi ({@code jdchoi77@gmail.com})
 */
@SuppressWarnings("serial")
public class TRMenuBar extends JMenuBar
{
	protected ActionListener a_listener;
	
	JMenuItem fileOpen, fileSave, fileSaveAs, fileQuit;
	JMenuItem nvPrev, nvNext, nvJump;
	
	public TRMenuBar(ActionListener listener)
	{
		a_listener = listener;
		
		initMenuFile();
		initMenuNavigate();
	}
	
	private void initMenuFile()
	{
		JMenu mFile = new JMenu("File");
		mFile.setMnemonic(KeyEvent.VK_F);
		
		fileOpen = getJMenuItem("Open", KeyEvent.VK_O, KeyEvent.VK_O, KeyEvent.CTRL_MASK);
		mFile.add(fileOpen);
		mFile.addSeparator();
		
		fileSave = getJMenuItem("Save", KeyEvent.VK_S, KeyEvent.VK_S, KeyEvent.CTRL_MASK);
		mFile.add(fileSave);
		fileSaveAs = getJMenuItem("Save As", KeyEvent.VK_A);
		mFile.add(fileSaveAs);
		mFile.addSeparator();
	
		fileQuit = getJMenuItem("Quit", KeyEvent.VK_Q, KeyEvent.VK_Q, KeyEvent.CTRL_MASK);
		mFile.add(fileQuit);
		
		add(mFile);
	}
	
	private void initMenuNavigate()
	{
		JMenu mNaviagate = new JMenu("Nagivate");
		mNaviagate.setMnemonic(KeyEvent.VK_N);
		
		nvPrev = getJMenuItem("Previous Tree", KeyEvent.VK_P, KeyEvent.VK_COMMA, 0);
		mNaviagate.add(nvPrev);
		nvNext = getJMenuItem("Next Tree", KeyEvent.VK_N, KeyEvent.VK_PERIOD, 0);
		mNaviagate.add(nvNext);
		nvJump = getJMenuItem("Jump To", KeyEvent.VK_J, KeyEvent.VK_J, KeyEvent.CTRL_MASK);
		mNaviagate.add(nvJump);
		
		add(mNaviagate);
	}
	
	// set menu-item with name, short-key
	protected JMenuItem getJMenuItem(String text, int mnemonic)
	{
		JMenuItem mi = new JMenuItem(text, mnemonic);		
		mi.addActionListener(a_listener);
		
		return mi;
    }
	
	// set menu-item with name, short-key, accelerator
	protected JMenuItem getJMenuItem(String text, int mnemonic, int keyCode, int modifiers)
	{
		JMenuItem mi = new JMenuItem(text, mnemonic);
		
		mi.setAccelerator(KeyStroke.getKeyStroke(keyCode, modifiers));
		mi.addActionListener(a_listener);
		
		return mi;
    }
}